best used by. but isn't a shorter best consumed by period in the interest of protecting the public's health? mr. taylor? >> well, again, the question is what do the holding conditions for that product? what's the nature of the product? you've got to have a scientific answer to that question and there's no question if you have pathogen growth potential and you're not having cold chair sort of safe handling practices the longer you hold the product the greater risk. so i think we need a science-based answer to what's right there. >> let's look at a science-based case. in the case of the 2006 e-coli 157 outbreak that affected at least 204 people, has the fda correlated the location and dat@ namely, the location and date of consumption of the tainted products, date of illness and the original date of process? can you do that? >> we will provide you the information we have and we'll -- >> if you could do that we'd really appreciate that. as a matter of fact, while we're at it can be do that for all prod